package com.bestseller.bean;

import java.io.PrintStream;

public class Common {
	public static void main(String[] args) {
		int a=10;
		int b=20;
		method01(a,b);
		System.out.println("a="+a);
		System.out.println("b="+b);
	}
	
	
	public static void method01(int a,int b){
		System.setOut(new PrintStream(System.out,true){
			@Override
			public void println(String x) {
				super.println(x+"0");
			}
		});
	}
}
